{"asOf":"2026-07-08T00:44:23.811Z","block":"4000-4099 SHEFFIELD AVE","blockUrl":"https://blockreport.homes/block/4000-4099-sheffield-ave","address":"4021 SHEFFIELD AVE","parcelNumber":"651141700","source":"https://property.phila.gov/?p=651141700","ownerType":"owner-occupied","owner":"ZHENG KAI MING","marketValue":365100,"yearBuilt":1945,"lastSale":{"price":170000,"date":"2004-05-24T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":40.03886457723,"lng":-75.03273835990119}